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watchdog: wdt285: Fix variable type

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Variable "new_margin" is checked in the function watchdog_ioctl()
to be non-negative, so change its type to "int".

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
This commit is contained in:
Alexander Shiyan 2014-02-15 13:23:25 +04:00 committed by Wim Van Sebroeck
parent 1cf8a3487d
commit 70605d9bab
1 changed files with 1 additions and 2 deletions
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3
drivers/watchdog/wdt285.c
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@ -139,9 +139,8 @@ static const struct watchdog_info ident = {
static long watchdog_ioctl(struct file *file, unsigned int cmd,
unsigned long arg)
{
unsigned int new_margin;
int __user *int_arg = (int __user *)arg;
int ret = -ENOTTY;
int new_margin, ret = -ENOTTY;
switch (cmd) {
case WDIOC_GETSUPPORT: